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| Parameter | Value |
| Manufacturer | HIWIN |
| Type | Linear Guideway Block |
| Model | QHW30CC (QHW30CC2R1640L, QHW30CC+1640L) |
| MRN | QHW30CC 1902E4-40000 |
| Size | 30 mm (1.18 inches) |
| Total Height H | 42 mm (1.65 inches) |
| Block Width W | 90 mm (3.54 inches) |
| Block Length L | 97.4 mm (3.83 inches) |
| Basic Load Ratings, Dynamic Cr | 46.4 kN (10430.7 lbf) |
| Basic Load Ratings, Static C0r | 48.1 kN (10813.5 lbf) |
| Series | QH Series; Heavy Load Type Linear Guideway, with SynchMotion Technology |
| Block Mounting | C; Top or bottom |
| Load Type | C; Heavy Load |
| Weight | 1 kg (2.2 lbs) |
| LM Guide Type | Ball Type / Caged Ball Type |
| Block Upper Surface Fastening Dimension | 72 mm x 52 mm (2.83 inches x 2.05 inches) |
| Rail Hole Pitch | 80 mm (3.15 inches) |
| Rail Hole Size | Use M8 Bolt |
| Rail Length (from specific model QHW30CC2R1640L) | 1640 mm (64.57 inches) |
| G Value (Distance from rail end to first hole) | 20 mm (0.79 inches) |
| Features | Improved synchronous performance, Optimized for higher travel speeds, Extended lubrication intervals, Less running noise, Interchangable with normal HG series (fits the same HGR and HGT rails), QHW has 20-30% higher Dynamic load rating Cdyn relative to standard HGW series |
| Compatible with other makers (Main Dimension) | THK HSR30A, Rexroth Bosch(STAR) R1651 7, NSK LH30EL, IKO LWHT30, Schneeberger BMA30, PMI MSA30A(E), ABBA BRH30A, SBC SBG30FL, THK SHS30C, HIWIN HGW30CA |